package com.itheima.reggie.controller;

import com.baomidou.mybatisplus.core.conditions.query.LambdaQueryWrapper;
import com.itheima.reggie.common.R;
import com.itheima.reggie.entity.User;
import com.itheima.reggie.service.UserService;
import com.itheima.reggie.util.HttpUtils;
import com.itheima.reggie.util.ValidateCodeUtils;
import lombok.extern.slf4j.Slf4j;
import org.apache.http.HttpResponse;
import org.springframework.beans.factory.annotation.Autowired;
import org.springframework.web.bind.annotation.*;

import javax.servlet.http.HttpSession;
import java.util.HashMap;
import java.util.Map;

@RestController
@RequestMapping("/user")
@Slf4j
public class UserController {

    @Autowired
    private UserService userService;

    @GetMapping("/login")
    public R<String> getCode(String phone, HttpSession session) {

        //准备发短信的变量
        Integer code = ValidateCodeUtils.generateValidateCode(6);
        Integer min = 10;

        //==============发短信===========================
//        String host = "https://gyytz.market.alicloudapi.com";
//        String path = "/sms/smsSend";
//        String method = "POST";
//        String appcode = "43279fa5459b46d39dd001fbd09095c0";
//        Map<String, String> headers = new HashMap<String, String>();
//        //最后在header中的格式(中间是英文空格)为Authorization:APPCODE 83359fd73fe94948385f570e3c139105
//        headers.put("Authorization", "APPCODE " + appcode);
//        Map<String, String> querys = new HashMap<String, String>();
//        querys.put("mobile", phone);
//        querys.put("param", "**code**:"+code+",**minute**:"+min);
//        querys.put("smsSignId", "2e65b1bb3d054466b82f0c9d125465e2");
//        querys.put("templateId", "908e94ccf08b4476ba6c876d13f084ad");
//        Map<String, String> bodys = new HashMap<String, String>();
//
//
//        try {
//            /**
//             * 重要提示如下:
//             * HttpUtils请从
//             * https://github.com/aliyun/api-gateway-demo-sign-java/blob/master/src/main/java/com/aliyun/api/gateway/demo/util/HttpUtils.java
//             * 下载
//             *
//             * 相应的依赖请参照
//             * https://github.com/aliyun/api-gateway-demo-sign-java/blob/master/pom.xml
//             */
//            HttpResponse response = HttpUtils.doPost(host, path, method, headers, querys, bodys);
//            System.out.println(response.toString());
//            //获取response的body
//            //System.out.println(EntityUtils.toString(response.getEntity()));
//        } catch (Exception e) {
//            e.printStackTrace();
//        }
        //===============================================

        //将正确的验证码放入session中，为了后续用户登录时，将用户登录输入的验证码和session中记录的正确验证码做对比
        session.setAttribute(phone,code+"");
        log.info("正确的验证码：{}",code);

        return R.success("短信发送成功！");
    }

    @PostMapping("/login")
    public R<String> login(@RequestBody Map map,HttpSession session) {

        String phone = (String) map.get("phone");
        String code = (String) map.get("code");

        log.info("用户输入的验证码：{}",code);
        log.info("之前存储的正确验证码的验证码：{}",session.getAttribute(phone));

        //先判断验证码
        if(code.equals((String)(session.getAttribute(phone)))) {

            //使用手机号查询是否有该用户信息
            LambdaQueryWrapper<User> queryWrapper = new LambdaQueryWrapper<>();
            queryWrapper.eq(User::getPhone,phone);
            User user = userService.getOne(queryWrapper);
            //没有该用户信息
            if(user == null) {
                user = new User();
                user.setPhone(phone);
                userService.save(user);
            }
            //进入登录状态
            session.setAttribute("user",user.getId());
            return R.success("登录成功");
        }

        return R.error("您输入的验证码有误！");
    }
}
